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BDCv4 SS8 light pollution reduction table 2

ID BDCv4_SS8_table2
Type Tables
Shared by Batya Metalitz

 

MLO lighting zone

Luminaire mounting

LZ0

LZ1

LZ2

LZ3

LZ4

 

Allowed backlight ratings

> 2 mounting heights from lighting boundary

B1

B3

B4

B5

B5

1 to 2 mounting heights from lighting boundary and properly oriented

B1

B2

B3

B4

B4

0.5 to 1 mounting height to lighting boundary and properly oriented

B0

B1

B2

B3

B3

< 0.5 mounting height to lighting boundary and properly oriented

B0

B0

B0

B1

B2

 

Allowed glare ratings

Building-mounted > 2 mounting heights from any lighting boundary

G0

G1

G2

G3

G4

Building-mounted 1–2 mounting heights from any lighting boundary

G0

G0

G1

G1

G2

Building-mounted 0.5 to 1 mounting heights from any lighting boundary

G0

G0

G0

G1

G1

Building-mounted < 0.5 mounting heights from any lighting boundary

G0

G0

G0

G0

G1

All other luminaires

G0

G1

G2

G3

G4


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